Evidence map›Paper›PMID 22289923›Full record

ArticleLeukemia2012

Increased osteocyte death in multiple myeloma patients: role in myeloma-induced osteoclast formation.

N Giuliani, M Ferretti, M Bolzoni, P Storti, M Lazzaretti, B Dalla Palma, S Bonomini, E Martella, L Agnelli, A Neri and 2 more

Abstract readComparative Study
PubMed Publisher
In one paragraph

Article in Leukemia, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 88 papers.

0numbers the graph read from it
0cells of the map it votes in
88citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

88 citing papers in PubMed.

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28 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

12 authors.

N GiulianiDepartment of Internal Medicine and Biomedical Science, Hematology and Bone Marrow Transplantation Center, University of Parma, Parma, Italy. N_giuliani@yahoo.com
M Ferretti
M Bolzoni
P Storti
M Lazzaretti
B Dalla Palma
S Bonomini
E Martella
L Agnelli
A Neri
F Ceccarelli
C Palumbo

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The involvement of osteocytes in multiple myeloma (MM)-induced osteoclast (OCL) formation and bone lesions is still unknown. Osteocytes regulate bone remodelling at least partially, as a result of their cell death triggering OCL recruitment. In this study, we found that the number of viable osteocytes was significantly smaller in MM patients than in healthy controls, and negatively correlated with the number of OCLs. Moreover, the MM patients with bone lesions had a significantly smaller number of viable osteocytes than those without, partly because of increased apoptosis. These findings were further confirmed by ultrastructural in vitro analyses of human preosteocyte cells cocultured with MM cells, which showed that MM cells increased preosteocyte death and apoptosis. A micro-array analysis showed that MM cells affect the transcriptional profiles of preosteocytes by upregulating the production of osteoclastogenic cytokines such as interleukin (IL)-11, and increasing their pro-osteoclastogenic properties. Finally, the osteocyte expression of IL-11 was higher in the MM patients with than in those without bone lesions. Our data suggest that MM patients are characterized by a reduced number of viable osteocytes related to the presence of bone lesions, and that this is involved in MM-induced OCL formation.

Indexed as

ApoptosisAgedAged, 80 and overBiomarkers, TumorBlotting, WesternBone ResorptionCase-Control StudiesCell DifferentiationCells, CulturedCoculture TechniquesEnzyme-Linked Immunosorbent AssayFemaleGene Expression ProfilingHumansImmunoenzyme TechniquesIn Situ Nick-End LabelingBiomarkers, TumorInterleukin-11RNA, Messenger

Identifiers

PMID22289923

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.